Midspan folding device for turning groove-shaped continuous beam crossing electrified railway business line

The utility model discloses an electrified railway business line crossing swivel groove-shaped continuous beam mid-span folding device which comprises a continuous beam body after swivel butt joint, a plurality of sets of embedded steel plates are arranged on the surface of the beam body, stiff fram...

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Hauptverfasser: WANG ZHIHUI, XIAO CHENG, LIU JIYU, LIU HUIMIN, LIU KELAN
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Sprache:chi ; eng
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creator WANG ZHIHUI
XIAO CHENG
LIU JIYU
LIU HUIMIN
LIU KELAN
description The utility model discloses an electrified railway business line crossing swivel groove-shaped continuous beam mid-span folding device which comprises a continuous beam body after swivel butt joint, a plurality of sets of embedded steel plates are arranged on the surface of the beam body, stiff frameworks are welded between the embedded steel plates, jacking devices are arranged on the inner sides of the two ends of each stiff framework, and the jacking devices are arranged on the inner sides of the two ends of each stiff framework. The jacking device comprises a sleeve with an internal thread and threaded jacking rods on the two sides of the sleeve, an adjusting threaded rod penetrates through the middle of the sleeve, a gasket is arranged below the adjusting threaded rod, temporary restraining plates are arranged on the two sides of the bottom face of the outer end of the beam body, and the temporary restraining plates are connected with the threaded jacking rods. A plurality of slings are connected to the
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language chi ; eng
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subjects ASSEMBLY OF BRIDGES
CONSTRUCTION OF BRIDGES
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
OR VIADUCTS
title Midspan folding device for turning groove-shaped continuous beam crossing electrified railway business line
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